American Sports
Boating

Model # 420 Official American Sports range

Here are the diagrams and repair parts for Official American Sports 420 range, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 10 parts  |

Bolt Nut Assembly 175
#6

Boat loader diagram

Bolt nut assembly

Part #175

The manufacturer no longer makes this part, and there's no substitute part

Clamp Assembly 924
#8

Boat loader diagram

Clamp assembly

Part #924

The manufacturer no longer makes this part, and there's no substitute part

Plastic Knob 925
#7

Boat loader diagram

Plastic knob

Part #925

The manufacturer no longer makes this part, and there's no substitute part

Boat Brckt 943
#3

Boat loader diagram

Boat brckt

Part #943

The manufacturer no longer makes this part, and there's no substitute part

54 In Pipe 941
#2

Boat loader diagram

54 in pipe

Part #941

The manufacturer no longer makes this part, and there's no substitute part

Turn Screw 947
#5

Boat loader diagram

Turn screw

Part #947

The manufacturer no longer makes this part, and there's no substitute part

Swvl Brckt 944
#4

Boat loader diagram

Swvl brckt

Part #944

The manufacturer no longer makes this part, and there's no substitute part

Steel Cap 950
#1

Boat loader diagram

Steel cap

Part #950

The manufacturer no longer makes this part, and there's no substitute part

Bolt 921
#9

Boat loader diagram

Bolt

Part #921

The manufacturer no longer makes this part, and there's no substitute part

Lock Washer 922
#10

Boat loader diagram

Lock washer

Part #922

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up...

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade...

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key...

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel...

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba...

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent...

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks....

Repair difficulty
Time required
60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope....

Repair difficulty
Time required
15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix....

Repair difficulty
Time required
15 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....

Lawn mower won't start troubleshooting video: can't pull recoil pull cord

Lawn mower won't start troubleshooting video: can't pull recoil pull cord

A blade obstruction, bad recoil starter or locked-up engine can prevent the pull cord on your mower from working. See ho...